        .x{
			color: white;
			font-size: 16px;
			text-indent:1em;
			line-height: 30px;
			background:#008000;
			background-image: url(../images/bang.gif);
			background-repeat: no-repeat;
		    background-position: 100px 4px;
		}
		div{
			background: linear-gradient(#F9FBCB,#F8F8F3);
		}
		li{
			list-style: none;
			text-indent:1.5em;
		}
		a{
			color: #1a66b3;
		    text-decoration: none;
			font-size: 12px;
			line-height: 28px;
		}
		a:hover{
			text-decoration: underline;
			color: orangered;/* 这里悬停时的颜色改变自己加的 */                }
		ul li:nth-child(1){
			background:url(images/book_no01.gif)1px 4px no-repeat;
		}
		ul li:nth-child(2){
			background:url(images/book_no02.gif)1px 4px no-repeat;
		}
		ul li:nth-child(3){
			background:url(images/book_no03.gif)1px 4px no-repeat;
		}
		ul li:nth-child(4){
			background:url(images/book_no04.gif)3px 8px no-repeat;
		}
		ul li:nth-child(5){
			background:url(images/book_no05.gif)3px 8px no-repeat;
		}
		ul li:nth-child(6){
			background:url(images/book_no06.gif)3px 8px no-repeat;
		}
		ul li:nth-child(7){
			background:url(images/book_no07.gif)3px 8px no-repeat;
		}
		ul li:nth-child(8){
			background:url(images/book_no08.gif)3px 8px no-repeat;
		}
		ul li:nth-child(9){
			background:url(images/book_no09.gif)3px 8px no-repeat;
		}
		ul li:nth-child(10){
			background:url(images/book_no10.gif)3px 8px no-repeat;
		}